/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package bold.shiro;

import lombok.extern.slf4j.Slf4j;
import org.apache.shiro.session.Session;
import org.apache.shiro.session.mgt.eis.RandomSessionIdGenerator;

import java.io.Serializable;

/**
 * @see RandomSessionIdGenerator
 * 重写，增加前缀即可,方便redis查询缓存
 */
@Slf4j
public class ShiroSessionIdGenerator extends RandomSessionIdGenerator {

    public static String PREFIX = "token-";

    /**
     * 示例:token-1156116055137913563
     */
    public Serializable generateId(Session session) {
        String token = PREFIX + ((String) super.generateId(session)).replace("-","");
        log.info("shiro-trace====ShiroSessionIdGenerator,token={}",token);
        return token;
    }
}
